zoukankan      html  css  js  c++  java
  • 第四天

    第四天
    package com.lzw;
    import javax.servlet.http.HttpServletRequest;
    import javax..servlet.http.HttpServletResponse;
    import org.springframework.vlidation. BindExcpion;
    import org.springframework.web.servlet.ModelAndView;
    import org.springframework.web.servlet.mvc .SimpleFormController;
    public class LoginController extends SimpleFormController {
          protected ModelAndView onSubmit(HttpServletRequest arg0, HttpServletResponse arg1, Object arg2,BindException arg3) throws Exception{
          //TODO自动生成方法存根
          return super.onSubmit(arg0, arg1, arg2, arg3);
    }
         protected ModelAndView showForm(HttpServletRequest arg0, HttpServletResponse arg1,BindException arg2) throws Exception{
    // TODO自动生成方法存根
          return super. showForm(arg0, arg1,arg2);

    }
    public LoginController(){
    setCommandClass(UserLoginForm.class);
    }
    protected ModelAndView onSubmit(HttpServletRequest request,
     HttpServletResponse response,Object command,BindException errors)
    throws Exception{
    HttpSession session= request.getSession();
    UserLoginForm form= (UserLoginForm) command;
    if(dao.getUser(form.getUsername(), form.getPassword())!=null){
          session.removeAttribute( "manager");
          session.setAttribute("username", form.getUsername());
    }
    return new ModelAndView(new RedirectView("index.lzw"));
    }
    Potcted ModelAndView showForm(HttpServletRequest request,HttpServletResponse response, BindExeption errors) throws Exception{
          HttpSession session-request.getSession();
          String loginOut=request.getParameter(“LoginOut”);
          if(loginOut!=null&&loginOut.equalsIgnoreCase(“ture”)){
           session.invalidate();
    }
         return new ModelAndView(new RedirectView("index.lzw"));
    }
    昨天:1.增加窗口的边框,颜色或者条纹;
          2.可以调整背景色彩图片;
          3.复习窗口装饰相关的Java语言编程;
    今天:1.编写相关代码;
    明天:1.编写相关代码;
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  • 原文地址:https://www.cnblogs.com/sjztd-slx/p/9979452.html
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